XSS in Swimordiesoftware Rsvp

CVE-2017-18563

The rsvp plugin before 2.3.8 for WordPress has persistent XSS via the note field on the attendee-list screen.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.009 (59.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 59.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2017-18563: held from 0.009 to 0.009.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2017-18563?
CVE-2017-18563 is a medium-severity vulnerability in Swimordiesoftware Rsvp, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-08-21.
How severe is CVE-2017-18563?
Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2017-18563 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.